test/jdbc/ParameterMetadata/ParaMetaTest1.java

   1 //Test for nullable  Test
   2 // and getParameterTypeClassName(param);  in ParameterMetaData
   3
   4 import java.sql.*;
   5 public class ParaMetaTest1
   6 {
   7     public static void main(String[] arg)
   8     {
   9         try
  10         {
  11             Class.forName("csql.jdbc.JdbcSqlDriver");
  12             Connection con=DriverManager.getConnection("jdbc:csql","root","manager");
  13             Statement cStmt=con.createStatement();
  14             cStmt.execute("CREATE TABLE T1 (f1 integer not null, f2 smallint, f3 tinyint, f4 bigint, f5 float, f6 char(10), f7 date, f8 time, f9 timestamp,primary key(f6,f7));");
  15             con.commit();
  16             PreparedStatement stmt=null,selStmt=null;
  17             stmt=con.prepareStatement("INSERT INTO T1 VALUES(?,?,?,?,?,?,?,?,?);");
  18 //Parameter Test
  19
  20             ParameterMetaData paramMetaData = null;
  21             paramMetaData = stmt.getParameterMetaData();
  22             if (paramMetaData == null) {
  23                 System.out.println("db vendor does NOT support ParameterMetaData");
  24             } else {
  25                 System.out.println("db vendor supports ParameterMetaData");
  26                 int paramCount = paramMetaData.getParameterCount();
  27                 System.out.println("paramCount=" + paramCount);
  28                 System.out.println("param number             is NULL allow               className");
  29                 System.out.println("-----------------------------------------------");
  30                 for (int param = 1; param <= paramCount; param++) {
  31                     System.out.print("      "+param+"      ");
  32                     int nullable = paramMetaData.isNullable(param);
  33                     if (nullable == ParameterMetaData.parameterNoNulls)
  34                         System.out.print("NO     ");
  35                     else
  36                         System.out.print("YES    ");
  37                     String paramClassName = paramMetaData.getParameterClassName(param);
  38                     System.out.println(paramClassName);
  39                 }
  40           }
  41
  42             int ret=0;
  43             for(int i=0;i<10;i++)
  44             {
  45                 stmt.setInt(1,i);
  46                 stmt.setShort(2,(short)(i+1));
  47                 stmt.setByte(3,(byte)(i+2));
  48                 stmt.setLong(4,(long)i);
  49                 stmt.setFloat(5,(float)1000+i);
  50                 stmt.setString(6, String.valueOf("Bijaya"+i));
  51                 stmt.setDate(7,Date.valueOf("2008-03-21"));
  52                 stmt.setTime(8,Time.valueOf("18:00:00"));
  53                 stmt.setTimestamp(9,Timestamp.valueOf("2008-03-21 18:00:00"));
  54                 ret=stmt.executeUpdate();
  55                 if(ret!=1) break;
  56             }
  57             stmt.close();
  58             con.commit();
  59             selStmt=con.prepareStatement("SELECT * FROM T1 where f2 = ? and f1 = ? and f3 = ?");
  60
  61
  62 //Parameter metadataTest
  63
  64             paramMetaData = selStmt.getParameterMetaData();
  65             if (paramMetaData == null) {
  66                 System.out.println("db vendor does NOT support ParameterMetaData");
  67             } else {
  68                 System.out.println("db vendor supports ParameterMetaData");
  69                 int paramCount = paramMetaData.getParameterCount();
  70                 System.out.println("paramCount=" + paramCount);
  71                 System.out.println("param number             is NULL allow               className");
  72                 System.out.println("-----------------------------------------------");
  73                 for (int param = 1; param <= paramCount; param++) {
  74                     System.out.print("      "+param+"      ");
  75                     int nullable = paramMetaData.isNullable(param);
  76                     if (nullable == ParameterMetaData.parameterNoNulls)
  77                         System.out.print("NO     ");
  78                     else
  79                         System.out.print("YES    ");
  80                     String paramClassName = paramMetaData.getParameterClassName(param);
  81                     System.out.println(paramClassName);
  82                 }
  83           }
  84
  85             ResultSet rs=null;
  86             selStmt.setInt(2,2);
  87             selStmt.setShort(1,(short)3);
  88             selStmt.setByte(3,(byte)4);
  89             rs=selStmt.executeQuery();
  90             while(rs.next())
  91             {
  92                 System.out.println("Tuple value is " + rs.getInt(1) + " "+
  93                                                         rs.getShort(2) + " "+
  94                                                         rs.getByte(3) + " "+
  95                                                         rs.getLong(4) + " "+
  96                                                         rs.getFloat(5) + " "+
  97                                                         rs.getString(6) + " "+
  98                                                         rs.getDate(7) + " "+
  99                                                         rs.getTime(8) + " "+
 100                                                         rs.getTimestamp(9) + " "
 101                                                         );
 102
 103             }
 104             rs.close();
 105             con.commit();
 106             cStmt.executeUpdate("Drop table T1;");
 107             con.close();
 108        }catch(Exception e) {
 109             System.out.println("Exception in Test: "+e);
 110             e.printStackTrace();
 111         }
 112     }
 113 }
 114